Grandma's Birthday

Today is my mother in law’s 85th birthday. My son called her this afternoon to wish her happy birthday. He was crying while talking to his grandma on the phone because he said he wanted to be with her. He could not go because nobody would take him to his grandma’s house his daddy was working and I do not have the car. He called again and asked his aunt if she could come over to pick him up his aunt told him maybe tomorrow. He is very excited to see his grandma tomorrow. He is worried that his grandma have a birthday party and he cannot attend. I told him that her party will be next Sunday and all of us are invited.